Re: [boost] "I want everything" should build "out of the box" (on Windows)

Subject: Re: [boost] "I want everything" should build "out of the box" (on Windows)
From: Doug Gregor (doug.gregor_at_[hidden])
Date: 2009-07-29 14:21:00

On Wed, Jul 29, 2009 at 10:00 AM, Vladimir
Prus<vladimir_at_[hidden]> wrote:
> Doug Gregor wrote:
>
>> On Wed, Jul 29, 2009 at 5:14 AM, Vladimir Prus<vladimir_at_[hidden]> wrote:
>>> I personally find that putting configuration details into a file is superior
>>> approach compared to zillion of options or environment variables. Say, if you
>>> build a project with automake with zillion of configure options, those options
>>> are put directly in Makefile, in your build dir, so if you remove your build tree,
>>> you have to re-figure those options next time you build.
>>>
>>> In fact, this is a flaw shared by CMake -- if you configure some project as:
>>>
>>> cmake -Dfoo=blah -DBOOST_ROOT=whatever ../src
>>>
>>> it helpfully puts those options into the cache file. Unfortunately, when the
>>> configure magic confuses itself (which does happen), your only solution is to
>>> remove the cache, and then you need to recall and pass the same options again.
>>
>> FWIW, CMake has an option to provide an initial cache file (using -C
>> cache-filename). So, you can place those configuration details into
>> your own initial cache file, and ask CMake to start with that
>> configuration (configuring whatever else it needs) if you need to
>> re-configure your tree.
>
> Does initial cache use the same syntax as the ordinary cache,

Yes.

> and can be edited
> using the GUI?

No, but that would be a big improvement.

  - Doug